OBDII Code List

P1128 MERCURY - Front O2 Sensor Connectors Swapped

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3   
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P1128 MERCURY Possible Causes

  • Switch O2 sensor connectors

First diagnose P1128 MERCURY code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Cost of diagnosing the P1128 MERCURY code

    Labor: 1.0

    The cost of diagnosing the P1128 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P1128 MERCURY Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1128 Mercury Description

Engine Control Module (ECM) made a fuel correction and detected the O2 sensor connected incorrectly
OBDII Code P1128 Mercury - Front O2 Sensor Connectors Swapped -

P1128 MERCURY More Information

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P1128 MERCURY Comments

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